Malicious PDF — malware analysis report

Static analysis result for SHA-256 f145ab863232d35c…

MALICIOUS

PDF

12.5 KB
MD5: 88f31bcda10276427a8688d9a96b1e86 SHA-1: 077097effbbab4a19f164dd2c9408ea91b7c10c3 SHA-256: f145ab863232d35c4c367c861012ead08b3d3fa06a3b073dea7398d72c135ccf
76 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 PowerShell T1204.002 Malicious File

The PDF file contains embedded JavaScript, indicated by multiple heuristic firings. ClamAV detection as 'Pdf.Exploit.Agent-36723' strongly suggests it exploits a known vulnerability. The embedded JavaScript is likely responsible for executing a malicious payload, although its specific actions are not detailed in the provided evidence.

Heuristics 3

  • ClamAV: Pdf.Exploit.Agent-36723 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-36723
  • JavaScript action low PDF_JAVASCRIPT
    PDF contains a /JavaScript action. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
  • Embedded JS stream low PDF_JS
    PDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
javascript_obj0076_000.js
93d92245eecd02794457b2436871ec37eea75255c85a5aad52a94b8612049d9a		 pdf-javascript-stream PDF /JS object 76 at offset 0x369 11710 bytes

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